-62.86% is the change from 770 to 286
Calculation steps:
[( 286 - 770 ) ÷ 770] x 100 = -62.86%
Formula
Percentage change = [(286 - 770) / 770] x 100
Subtract the new number by the original number
286 - 770 = -484
-484 ÷ 770 = -0.6285714285714286
-0.6285714285714286 x 100 = -62.86%